Coffee maker



FIG. 1 is a front perspective view of a coffee maker showing a first embodiment of my new design;

FIG. 2 is a rear perspective view of the embodiment shown in FIG. 1;

FIG. 3 is a front perspective view of a coffee maker showing a second embodiment of my new design;

FIG. 4 is a rear perspective view of the embodiment shown in FIG. 3;

FIG. 5 is a front perspective view of a coffee maker showing a third embodiment of my new design; and,

FIG. 6 is a rear perspective view of the embodiment shown in FIG. 5.

The broken line showing of environmental structure in FIGS. 1–6 is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a coffee maker, as shown and described. 